+// style flags for the Help Frame
+#define wxHF_TOOLBAR 0x0001
+#define wxHF_CONTENTS 0x0002
+#define wxHF_INDEX 0x0004
+#define wxHF_SEARCH 0x0008
+#define wxHF_BOOKMARKS 0x0010
+#define wxHF_OPEN_FILES 0x0020
+#define wxHF_PRINT 0x0040
+#define wxHF_FLAT_TOOLBAR 0x0080
+#define wxHF_MERGE_BOOKS 0x0100
+#define wxHF_ICONS_BOOK 0x0200
+#define wxHF_ICONS_BOOK_CHAPTER 0x0400
+#define wxHF_ICONS_FOLDER 0x0000 // this is 0 since it is default
+#define wxHF_DEFAULT_STYLE (wxHF_TOOLBAR | wxHF_CONTENTS | \
+ wxHF_INDEX | wxHF_SEARCH | \
+ wxHF_BOOKMARKS | wxHF_PRINT)
+//compatibility:
+#define wxHF_OPENFILES wxHF_OPEN_FILES
+#define wxHF_FLATTOOLBAR wxHF_FLAT_TOOLBAR
+#define wxHF_DEFAULTSTYLE wxHF_DEFAULT_STYLE
+
+
+struct wxHtmlHelpFrameCfg